package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

/**
 * 菜品管理
 */
@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {

    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 新增菜品
     *
     * @param dishDTO
     * @return
     */


    @PostMapping//
    @ApiOperation("新增菜品")
    public Result saveWithFlavor (@RequestBody DishDTO dishDTO){
        //
        log.info("新增菜品: {}",dishDTO);
        dishService.saveWithFlavor(dishDTO);

        String key="dish_"+dishDTO.getCategoryId();
        cleanCache(key);
        return  Result.success();
    }

    /**
     * 菜品分页查询
     *
     * @param dishPageQueryDTO
     * @return
     */
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO) {
        log.info("菜品分页查询:{}", dishPageQueryDTO);
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);//后绪步骤定义
        return Result.success(pageResult);
    }




    /**
     * 根据id查询菜品
     *
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id) {
        log.info("根据id查询菜品：{}", id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);//后绪步骤实现
        return Result.success(dishVO);
    }



    /**
     * 根据分类id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }


    /**
     * 清除缓存数据
     *
     * @param pattern
     *
     */
    private void  cleanCache(String pattern){

        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }





    //菜品批量删除

    /**
     * 菜品批量删除
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation("菜品批量删除")
    public Result deleteBatch(@RequestParam List<Long> ids){
        log.info("菜品批量删除： {}" ,ids);
        dishService.deleteBatch(ids);

        cleanCache("dish_*");

        return Result.success();
    }

    //修改菜品

    /**
     *
     * 修改菜品
     * @param dishDTO
     * @return
     */
    @PutMapping
    @ApiOperation("修改菜品")
    public Result updateWithFlavor(@RequestBody DishDTO dishDTO){
        log.info("修改菜品： {}" ,dishDTO);
        dishService.updateWithFlavor(dishDTO);

        //将所有的菜品缓存数据清理掉，所有以dish_开头的key
        cleanCache("dish_*");
        return Result.success();
    }


    //起售停售
    @PostMapping("/status{status}")
    @ApiOperation("菜品起售停售")
    public Result<String> startOrstop(@RequestBody Integer status,long id){
        dishService.startOrstop(status,id);

        cleanCache("dish_*");
        return Result.success();


    }
}
